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AWS ENiCrFe-3 vs. S31100 Stainless Steel

AWS ENiCrFe-3 belongs to the nickel alloys classification, while S31100 stainless steel belongs to the iron alloys. They have a modest 28% of their average alloy composition in common, which, by itself, doesn't mean much. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrFe-3 and the bottom bar is S31100 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 34
4.5
Poisson's Ratio 0.3
0.27
Shear Modulus, GPa 74
79
Tensile Strength: Ultimate (UTS), MPa 630
1000

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Melting Completion (Liquidus), °C 1370
1420
Melting Onset (Solidus), °C 1320
1380
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 65
16
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 11
3.1
Embodied Energy, MJ/kg 150
44
Embodied Water, L/kg 260
170

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 21
36
Strength to Weight: Bending, points 19
29
Thermal Shock Resistance, points 18
28

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.060
Chromium (Cr), % 13 to 17
25 to 27
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 10
63.6 to 69
Manganese (Mn), % 5.0 to 9.5
0 to 1.0
Nickel (Ni), % 52 to 81
6.0 to 7.0
Niobium (Nb), % 1.0 to 2.5
0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Tantalum (Ta), % 0 to 0.3
0
Titanium (Ti), % 0 to 1.0
0 to 0.25
Residuals, % 0 to 0.5
0